[Asterisk-Users] ULaw not negotiating

[Eric Wieling aka ManxPower]

Paul Rodan wrote:
> Capabilities: us - 0x4(ULAW), peer - audio=0x100(G729A)/video=0x0(EMPTY),
> combined - 0x0(EMPTY)
> 
> Non-codec capabilities: us - 0x1(G723), peer - 0x1(G723), combined -
> 0x1(G723)
> 
> Jan 14 17:29:55 WARNING[81922]: chan_sip.c:2820 process_sdp: No compatible
> codecs!
> 
>  
> 
> What throws me off is the description format of G729. They said they used to
> be sending in ULaw and G729, but then I had him turn off G729 all together.
> But this sip debug doesn't confirm that, I see g729 mentioned several times.
> But I do see ULaw mentioned in there as well as well as 0x4, under
> Capabilities. So why isn't Asterisk accepting it?

They lie.  They are sending G729 only.